The satire of Haddo
When Haddo sees Margaret for the first time, he is attracted to her, and he wants to do everything possible to marry her. Ironically, Margaret refuses his advances. Satirically, Haddo tricks her and uses his magic to win her love, and they eventually get married.
The irony of Margaret
Despite Margaret knowing that she is married to an abusive man, she decides to stay and wait for her death instead of running away. After telling Arthur what she goes through, he advises her not to return to Haddo. Satirically, Margaret returns to Haddo, and he kills her at the end.
The sarcastic nature of love
The famous saying that 'Love is blind' is confirmed by the romantic relationship between Margaret and Haddo. Margaret falls in love with a magician despite the expectations of Arthur and others. When Margaret marries Haddo secretly, they flee Paris and leave a note notifying people of what transpired between them.
The irony of Arthur
After realizing that Haddo had killed Margaret, Arthur takes the law into his hands and kills Haddo. The reader expects Arthur to follow the law and involve law enforcers to take up the matter, but he does the contrary.